66993360

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{39877}}^1$

素因数の和:39900

約数の個数: 80

約数和(自身を含む): 237353856

約数和(自身を除く): 170360496

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 39877, 79754, 119631, 159508, 199385, 239262, 279139, 319016, 398770, 478524, 558278, 598155, 638032, 797540, 837417, 957048, 1116556, 1196310, 1395695, 1595080, 1674834, 1914096, 2233112, 2392620, 2791390, 3190160, 3349668, 4187085, 4466224, 4785240, 5582780, 6699336, 8374170, 9570480, 11165560, 13398672, 16748340, 22331120, 33496680, 66993360]

約数ペア:

[(1, 66993360), (2, 33496680), (3, 22331120), (4, 16748340), (5, 13398672), (6, 11165560), (7, 9570480), (8, 8374170), (10, 6699336), (12, 5582780), (14, 4785240), (15, 4466224), (16, 4187085), (20, 3349668), (21, 3190160), (24, 2791390), (28, 2392620), (30, 2233112), (35, 1914096), (40, 1674834), (42, 1595080), (48, 1395695), (56, 1196310), (60, 1116556), (70, 957048), (80, 837417), (84, 797540), (105, 638032), (112, 598155), (120, 558278), (140, 478524), (168, 398770), (210, 319016), (240, 279139), (280, 239262), (336, 199385), (420, 159508), (560, 119631), (840, 79754), (1680, 39877)]